旱地主要作物施用长效碳铵的肥效及利用率的研究

张三粉, 妥德宝, 范俭

Studies of Fertility and Utility of Long Effect NH₄HCO₃to Main Crops of Dry land Farming

Zhang Sanfen, Tuo Debao, Fan Jian

华北农学报 . 1998, (1): 112 -116 . DOI: 10.3321/j.issn:1000-7091.1998.01.022